The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2014
Filed:
Nov. 09, 2010
Applicant:
Matthew R. Hetler, Crystal, MN (US);
Inventor:
Matthew R. Hetler, Crystal, MN (US);
Assignee:
Tennant Company, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01H 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A side brush assembly mechanism for a floor surface maintenance vehicle including a linkage assembly supporting a brush deck, a pivot assembly and a cable connected to the linkage assembly, and a cable tensioning device for retracting the cable. The cable tensioning device is capable of lifting and retracting the brush deck. The side brush assembly mechanism may include a biasing mechanism for lowering and extending the brush deck.